US STOCKS-Dow, S&P 500 edge up with tech shares; DuPont drags
* DuPont drops after outlook cut
* Russell Indexes reconstitution in play at the close
* Consumer sentiment rises in June - U Michigan
* Dow up 0.03 pct; S&P 500 up 0.2 pct; Nasdaq up 0.4 pct (Updates to close)
By Caroline Valetkevitch
NEW YORK, June 27 (Reuters) - U.S. stocks ended modestly higher on Friday, led by technology shares, though a downbeat second-quarter forecast from DuPont Co kept a lid on gains.
The S&P 500 technology index rose 0.6 percent, bolstered by Apple Inc, up 1.2 percent at $91.98, in another session this week where the Nasdaq outperformed the other two major indexes.
Both the Dow and the S&P 500 ended with slight losses for the week, while the Nasdaq scored a gain.
Trading volume, which has been low in recent weeks, surged to at least 8.8 billion shares on U.S. exchanges, according to BATS Global Markets. The spike in volume at Friday's close was the result of Russell Investments' final reconstitution of its indexes, which affected more than $5 trillion in assets. Continuación...